PHOTOS: The National Park Service's 10 most visited parks

Great Smoky Mountains National Park in North Carolina and Tennessee was the top national park destination in America in 2016. With more than 11 million visits, it nearly doubled the second most visited park.

01 / 10

Great Smoky Mountains National Park in North Carolina and Tennessee was the top national park destination in America in 2016. With more than 11 million visits, it nearly doubled the second most visited park.